The Roku Streaming Stick 3400x is a wireless unit for streaming video to the 3M Streaming Projector SPR1000. Built-in dual-band WiFi 802.11n allows the Streaming Stick to connect wirelessly to the Internet for enjoying high-definition entertainment (up to 1080p resolution). The Roku 3400X streaming stick is compatible with most Roku-ready devices having an MHL/HDMI port and offers access to over 600 channels and services, including Netflix, Hulu Plus, Amazon Instant Video, and the HBO GO Set-Top Box for Smart TVs. It also supports Dolby Digital Plus surround sound through the MHL (Mobile High-Definition Link) port.